As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS INOP FOR BATTERY CHARGER M1669 & M1674 / [01] REMOVED AND REPLACED POWER SUPPLY AND BATTERY PACK AT POSITION M1674 AND TEST OF POWER SUPPLY AND BATTERY PACK AT POSITION M1674 AND M1669 FOUND NORMAL REF AMM 33-51-06-960-805/806;[02] VERIFIED STEP 1;[03] VERIFIED